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20050126: nagrib and narr grib files

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  • Subject: 20050126: nagrib and narr grib files
  • Date: 26 Jan 2005 12:26:16 -0700
Steve,

Table 131 is not in the operational data stream, but I did find
this being used for reanalysis products, and documented by NCDC:

http://my.unidata.ucar.edu/cgi-bin/getfile?file=/content/support/help/MailArchives/gempak/msg03756.html

See:
ftp://ftpprd.ncep.noaa.gov/pub/cpc/wd51we/wgrib/nceptab_131

Perhaps Luis Farfan has created the table so he can save you some steps.

Steve Chiswell
Unidata User Support



On Wed, 2005-01-26 at 12:00, Steve Mullen wrote:
> Steve,
> 
> I am attempting to use nagrib to port NARR products into gempak. I run 
> in the following problem...
> 
> <snip>
> Changing WMO parameter table to wmogrib131.tbl
>  [NA -1]  The table wmogrib131.tbl cannot be opened.
>  [NA -1]  The table wmogrib131.tbl cannot be opened.
> <snnip>
> 
>        423 GRIB messages were read or scanned from the GRIB file:
>      /blizzard/mullen/work/gem/storm/data/narr-a_221_19930313_1200_000.grb
> 
>          0 grids were written to the GEMPAK file:
>      93031312_narr.gem
> 
> My nagrib settings are...
> 
> GEMPAK-NAGRIB>d
>  GBFILE    GRIB data file name               
> /blizzard/mullen/work/gem/storm/data/narr-a_221_19930313_1200_000.grb
>  INDXFL    GRIB index file name
>  GDOUTF    Output grid file                  93031312_narr.gem
>  PROJ      Map projection/angles/margins|dr
>  GRDAREA   Area covered by grid
>  KXKY      Number of grid points in x;y
>  MAXGRD    Maximum number of grids           9999
>  CPYFIL    Grid file whose navigation is to  gds
>  GAREA     Graphics area
>  OUTPUT    Output device/filename            T
>  GBTBLS    Input GRIB decoding tables
>  GBDIAG    GRIB diagnostic elements
>  PDSEXT    PDSEXT    Y or N, add PDS extens
> 
> Any clues or hints on what to try next would be appreciated.
> 
> Steve